1.Some memory cards have poor quality and effect phone function. Even make your phone freeze.
2.You may upload some incompatible format documents with the phone.
For example, songs and pictures and videos. Please see your user manual to choose those compatible formats.
3.May you get wrong settings. If you can't find which setting you did.
Please try to restore factory setting.
Generally, It needs you to enter the pass word, also you can find it on your user manual. Or you can consult your seller.
More information about phone freeze, this place may help you. (www.1010store.com/forum/viewtopic.php?f=2&t=98)
2.You may upload some incompatible format documents with the phone.
For example, songs and pictures and videos. Please see your user manual to choose those compatible formats.
3.May you get wrong settings. If you can't find which setting you did.
Please try to restore factory setting.
Generally, It needs you to enter the pass word, also you can find it on your user manual. Or you can consult your seller.
More information about phone freeze, this place may help you. (www.1010store.com/forum/viewtopic.php?f=2&t=98)